<template>
  <div>
    <MenuItem
      :name="item.path"
      v-if="!menuHasChildren(item) && getShowMenu"
      v-bind="$props"
      :class="getLevelClass"
    >
      <img v-if="getImg" :src="getImg" class="w-16px h-16px align-top" />
      <!-- <Icon v-if="testIcon(getIcon)" :icon="getIcon" :size="16" /> -->
      <span :class="'icon iconfont icon-' + getIcon" style="font-size: 16px"></span>
      <div v-if="collapsedShowTitle && getIsCollapseParent" class="mt-1 collapse-title">
        {{ getI18nName }}
      </div>
      <template #title>
        <span :class="['ml-2', `${prefixCls}-sub-title`]">
          {{ getI18nName }}
        </span>
        <SimpleMenuTag :item="item" :collapseParent="getIsCollapseParent" />
      </template>
    </MenuItem>
    <SubMenu
      :name="item.path"
      v-if="menuHasChildren(item) && getShowMenu"
      :class="[getLevelClass, theme]"
      :collapsedShowTitle="collapsedShowTitle"
    >
      <template #title>
        <img v-if="getImg" :src="getImg" class="w-16px h-16px align-top" />
        <!-- <Icon v-if="testIcon(getIcon)" :icon="getIcon" :size="16" /> -->
        <span :class="'icon iconfont icon-' + getIcon" style="font-size: 16px"></span>
        <div v-if="collapsedShowTitle && getIsCollapseParent" class="mt-2 collapse-title">
          {{ getI18nName }}
        </div>

        <span v-show="getShowSubTitle" :class="['ml-2', `${prefixCls}-sub-title`]">
          {{ getI18nName }}
        </span>
        <SimpleMenuTag :item="item" :collapseParent="!!collapse && !!parent" />
      </template>
      <template
        v-for="childrenItem in item.children || []"
        :key="childrenItem.paramPath || childrenItem.path"
      >
        <SimpleSubMenu v-bind="$props" :item="childrenItem" :parent="false" />
      </template>
    </SubMenu>
  </div>
</template>
<script lang="ts" setup>
  import type { PropType } from 'vue';
  import type { Menu } from '@/router/types';

  import { computed } from 'vue';
  import { useDesign } from '@/hooks/web/useDesign';
  import Icon from '@/components/Icon/Icon.vue';

  import MenuItem from './components/MenuItem.vue';
  import SubMenu from './components/SubMenuItem.vue';
  import { propTypes } from '@/utils/propTypes';
  import { useI18n } from '@/hooks/web/useI18n';
  import { createAsyncComponent } from '@/utils/factory/createAsyncComponent';

  const SimpleMenuTag = createAsyncComponent(() => import('./SimpleMenuTag.vue'));

  defineOptions({ name: 'SimpleSubMenu' });

  const props = defineProps({
    item: {
      type: Object as PropType<Menu>,
      default: () => ({}),
    },
    parent: propTypes.bool,
    collapsedShowTitle: propTypes.bool,
    collapse: propTypes.bool,
    theme: propTypes.oneOf(['dark', 'light']),
  });

  const { t } = useI18n();
  const { prefixCls } = useDesign('simple-menu');

  const getShowMenu = computed(() => !props.item?.meta?.hideMenu);
  const getIcon = computed(() => (props.item?.img ? undefined : props.item?.icon));
  const getImg = computed(() => props.item?.img);
  const getI18nName = computed(() => t(props.item?.meta?.title || props.item?.name));
  const getShowSubTitle = computed(() => !props.collapse || !props.parent);
  const getIsCollapseParent = computed(() => !!props.collapse && !!props.parent);
  const getLevelClass = computed(() => {
    return [
      {
        [`${prefixCls}__parent`]: props.parent,
        [`${prefixCls}__children`]: !props.parent,
      },
    ];
  });

  function menuHasChildren(menuTreeItem: Menu): boolean {
    return (
      !menuTreeItem.meta?.hideChildrenInMenu &&
      Reflect.has(menuTreeItem, 'children') &&
      !!menuTreeItem.children &&
      menuTreeItem.children.length > 0
    );
  }
  function testIcon (val){
    if(val){
      return val.indexOf('simple-') > -1
    }
  }
</script>
